HomeCompare fishBluespotted corydoras vs Emerald catfish Bluespotted corydoras vs Emerald catfish: can they live together? Verdict: CompatibleBoth are comfortable at 22–26°C (72–79°F).A pH of 6.0–8.0 suits both.Minimum tank for the pair: 75 L (20 US gal)Side by sideBluespotted corydorasEmerald catfishAdult size5.7 cm (2.2 in)8 cm (3.1 in)Minimum tank–75 L (20 US gal)Temperature22–26°C (72–79°F)22–28°C (72–82°F)pH6.0–8.05.8–8.0Hardness2–25 dGH (36–446 ppm)2–30 dGH (36–535 ppm)TemperamentPeacefulPeacefulCommunity tankGoodGoodCare levelEasyEasyDietOmnivoreOmnivoreSpecies profilesBluespotted corydorasCorydoras melanistiusEmerald catfishBrochis splendens